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<title>basic_socket_acceptor::native_non_blocking (3 of 3 overloads)</title>
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<a name="asio.reference.basic_socket_acceptor.native_non_blocking.overload3"></a><a class="link" href="overload3.html" title="basic_socket_acceptor::native_non_blocking (3 of 3 overloads)">basic_socket_acceptor::native_non_blocking
          (3 of 3 overloads)</a>
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<p>
            Sets the non-blocking mode of the native acceptor implementation.
          </p>
<pre class="programlisting">void native_non_blocking(
    bool mode,
    asio::error_code &amp; ec);
</pre>
<p>
            This function is used to modify the non-blocking mode of the underlying
            native acceptor. It has no effect on the behaviour of the acceptor object's
            synchronous operations.
          </p>
<h6>
<a name="asio.reference.basic_socket_acceptor.native_non_blocking.overload3.h0"></a>
            <span><a name="asio.reference.basic_socket_acceptor.native_non_blocking.overload3.parameters"></a></span><a class="link" href="overload3.html#asio.reference.basic_socket_acceptor.native_non_blocking.overload3.parameters">Parameters</a>
          </h6>
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<p class="title"><b></b></p>
<dl>
<dt><span class="term">mode</span></dt>
<dd><p>
                  If <code class="computeroutput">true</code>, the underlying acceptor is put into non-blocking
                  mode and direct system calls may fail with <code class="computeroutput">asio::error::would_block</code>
                  (or the equivalent system error).
                </p></dd>
<dt><span class="term">ec</span></dt>
<dd><p>
                  Set to indicate what error occurred, if any. If the <code class="computeroutput">mode</code>
                  is <code class="computeroutput">false</code>, but the current value of <code class="computeroutput">non_blocking()</code>
                  is <code class="computeroutput">true</code>, this function fails with <code class="computeroutput">asio::error::invalid_argument</code>,
                  as the combination does not make sense.
                </p></dd>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2003-2018 Christopher M. Kohlhoff<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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